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Finding the Fourth Proportional to 6,453.80, 9,687.90 and 6,030.80

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Solution

The fourth proportional to 6,453.80, 9,687.90 and 6,030.80 is: 9,052.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,453.80 : 9,687.90 = 6,030.80 : x
  2. Step 2: Convert to fraction form
    6,453.80/9,687.90 = 6,030.80/x
  3. Step 3: Cross multiply
    6,453.80x = 9,687.90 × 6,030.80
  4. Step 4: Simplify right side
    6,453.80x = 58,425,787.32
  5. Step 5: Solve for x
    x = 58,425,787.32/6,453.80
  6. Step 6: Final answer
    x = 9,052.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.